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further reflective value handling improvement

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This commit is contained in:
Miroslav Stampar 2011-02-27 17:43:41 +00:00
parent b47d3e1da3
commit 21041f8b90
3 changed files with 9 additions and 5 deletions
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9
lib/core/common.py
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@ -82,6 +82,7 @@ from lib.core.settings import DUMP_START_MARKER
from lib.core.settings import DUMP_STOP_MARKER
from lib.core.settings import MIN_TIME_RESPONSES
from lib.core.settings import PAYLOAD_DELIMITER
from lib.core.settings import REFLECTED_NON_ALPHA_NUM_REGEX
from lib.core.settings import REFLECTED_VALUE_MARKER
from lib.core.settings import TIME_DEFAULT_DELAY
from lib.core.settings import TIME_STDEV_COEFF
@ -2400,12 +2401,12 @@ def removeReflectiveValues(content, payload):
if all([content, payload]):
payload = payload.replace(PAYLOAD_DELIMITER, '')
regex = filterStringValue(payload, r'[A-Za-z0-9]', r'[^\s]+')
regex = filterStringValue(payload, r'[A-Za-z0-9]', REFLECTED_NON_ALPHA_NUM_REGEX)
while r'[^\s]+[^\s]+' in regex:
regex = regex.replace(r'[^\s]+[^\s]+', r'[^\s]+')
while 2 * REFLECTED_NON_ALPHA_NUM_REGEX in regex:
regex = regex.replace(2 * REFLECTED_NON_ALPHA_NUM_REGEX, REFLECTED_NON_ALPHA_NUM_REGEX)
retVal = re.compile(regex).sub(REFLECTED_VALUE_MARKER, content)
retVal = re.sub(regex, REFLECTED_VALUE_MARKER, content)
if retVal != content:
debugMsg = "reflective value found and filtered out"

3
lib/core/settings.py
View File

@ -268,3 +268,6 @@ EXCLUDE_UNESCAPE = ("WAITFOR DELAY ", " INTO DUMPFILE ", " INTO OUTFILE ", "CREA
# Mark used for replacement of reflected values
REFLECTED_VALUE_MARKER = '__REFLECTED_VALUE__'
# Regular expression used for marking non-alphanum characters
REFLECTED_NON_ALPHA_NUM_REGEX = r'[^<>\r\n]+'

2
lib/request/connect.py
View File

@ -490,7 +490,7 @@ class Connect:
if content or response:
return page, headers
page = removeReflectiveValues(page, value)
page = removeReflectiveValues(page, payload)
if getRatioValue:
return comparison(page, getRatioValue=False, pageLength=pageLength), comparison(page, getRatioValue=True, pageLength=pageLength)